mirror of https://github.com/k3s-io/k3s
79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package polymorphichelpers
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import (
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"fmt"
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"strconv"
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appsv1 "k8s.io/api/apps/v1"
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appsv1beta1 "k8s.io/api/apps/v1beta1"
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appsv1beta2 "k8s.io/api/apps/v1beta2"
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corev1 "k8s.io/api/core/v1"
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extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
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"k8s.io/apimachinery/pkg/runtime"
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)
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func portsForObject(object runtime.Object) ([]string, error) {
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switch t := object.(type) {
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case *corev1.ReplicationController:
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return getPorts(t.Spec.Template.Spec), nil
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case *corev1.Pod:
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return getPorts(t.Spec), nil
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case *corev1.Service:
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return getServicePorts(t.Spec), nil
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case *extensionsv1beta1.Deployment:
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return getPorts(t.Spec.Template.Spec), nil
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case *appsv1.Deployment:
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return getPorts(t.Spec.Template.Spec), nil
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case *appsv1beta2.Deployment:
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return getPorts(t.Spec.Template.Spec), nil
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case *appsv1beta1.Deployment:
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return getPorts(t.Spec.Template.Spec), nil
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case *extensionsv1beta1.ReplicaSet:
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return getPorts(t.Spec.Template.Spec), nil
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case *appsv1.ReplicaSet:
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return getPorts(t.Spec.Template.Spec), nil
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case *appsv1beta2.ReplicaSet:
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return getPorts(t.Spec.Template.Spec), nil
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default:
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return nil, fmt.Errorf("cannot extract ports from %T", object)
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}
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}
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func getPorts(spec corev1.PodSpec) []string {
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result := []string{}
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for _, container := range spec.Containers {
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for _, port := range container.Ports {
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result = append(result, strconv.Itoa(int(port.ContainerPort)))
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}
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}
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return result
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}
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func getServicePorts(spec corev1.ServiceSpec) []string {
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result := []string{}
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for _, servicePort := range spec.Ports {
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result = append(result, strconv.Itoa(int(servicePort.Port)))
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}
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return result
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}
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